The easiest and cheapest option is skype. It'll allow you to hook up to phones, and other skype users.
Audio conferencing can be conducted through services such as Momentum conferencing, Accutel and Telemerge. Phone company provides such as Bell and Telus also provide audio conferencing options.
Almost every phone allows you to use audio conferencing. Some have video and audio conferencing but most new phones, no necessarily just smart phones, provide the service.
Based on my personal concept of electronic conferencing, I would imagine that equipment used for audio conferencing would include a phone or a device with phone capabilities, because in order to conference electronically, a phone line must be used. However, according to the website I did my research on, phone and devices with built-in phone features were indicated in the descriptions.
Skype has good audio conferencing. You should also look into Microsoft's audio conferencing software. I believe they are the best.
A person can use audio conferencing system by buying a cell phone and choosing the right plan for it. If you do not choose the right plan, you may end up losing a lot of money.
Participants make comments over the phone. They cannot see each other, and they are not able to read body language. Audio conferences are connected by telephone and/or speaker-phone.
Audio conferencing is just sound. Videoconferencing adds live video or motion pictures.
Audio confrencing providers have capabilities that are highly dependent on your needs as a customer. If you are looking for audio conferencing capabilities without video conferencing, you can utilize Skype Business, which is a free service popularly used in offices for conferences now.
There are many providers of audio conferencing services; the best provider for you will depend on your specific needs and your budget. Some of the most popular include Microsoft Office Live Meeting, GoToMeeting, and ACT Conferencing.
BT Conferencing not only provides video conferencing services but they also provide audio conferencing services. They also provide web conferencing and streaming tools.
The cheapest way would be to make use of free software. Skype offers free audio and video conferencing services that have a high degree of reliability.
The technology that makes audio visual conferencing possible includes internet connection, wi-fi, audio recording and transmission, and video recording and transmission. All of these are included in a webcam.